#include <stdio.h>
#include <unistd.h>
#include <string.h>

int main()
{
    fprintf(stdout,"c:hello fprintf\n");
    fputs("c:hello fputs\n",stdout);
    printf("c:hello printf]\n");
    const char* msg = "systemcall:hello write\n";
    write(1,msg,strlen(msg));
    fork();
    return 0;


    //printf("hello linux\n");
    //sleep(3);
    //retur 0;
}
